Viola elatior
					An upright, perennial with scented pale lavender-blue flowers from late spring to early summer.				
			Viola jooi
					A perennial with mauve flowers with purple streaks from spring to summer.				
			Viola odorata
					A British native perennial with heart-shaped dark green leaves. Sweetly scented blue flowers from late winter to early spring. Self-seeds.				
			Viola odorata ‘Alba’
					A British native perennial with heart-shaped dark green leaves. Sweetly scented white flowers from late winter to early spring. Self-seeds.				
			Viola pedatifida
					A small, clump-forming perennial with deep violet-blue flowers with bearded lower petals in spring and summer. Self-seeds.				
			Viola riviniana ‘Purpurea’
					A dense spreading perennial with heart-shaped, dark purplish green leaves. Violet blue flowers from late spring to early summer. Self-seeds rapidly.				
			Viola rupestris rosea
					A spreading, perennial with masses of clear pink flowers in summer.				
			Viola septentrionalis
					A stemless perennial with rounded leaves tinged purple. Lavender to violet flowers on short stems from spring to summer.				
			Viola sororia ‘Freckles’
					A low-growing perennial with rounded dark green leaves. White flowers heavily speckled with violet-purple in spring and summer. Self-seeds freely.				
			Viola tricolor
					A tufted annual, bi annual or short-lived perennial pretty purple, lavender-blue and yellow flowers from spring to autumn. Self-seeds.				
			Waldsteinia ternata
					A spreading perennial with bright green leaves and saucer-shaped bright yellow flowers in late spring and early summer.				
			 
									